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Could your gut bacteria influence how intelligent you are?

10 June 2023

People who are genetically predisposed to have higher levels of Fusicatenibacter bacteria scored better on verbal and mathematical tests, while those with more Oxalobacter scored lower


How smart is ChatGPT really – and how do we judge intelligence in AIs?

How smart is ChatGPT really – and how do we judge intelligence in AIs?

19 April 2023

Following claims that an AI has shown "sparks of artificial general intelligence", what are we to make of the hype surrounding this technology? AI expert Melanie Mitchell is your guide


2F618EY Landing of the James Caird On South Georgia, 1916

Presence review: A lively look at why we experience ghostly presences

29 March 2023

Many people feel an uncanny "presence" when no one is there. Ben Alderson-Day explores why this is, in a lively and comprehensive book


Golden tree growing from the old book, Education and knowledge concept. Flat lay.; Shutterstock ID 2105839085; purchase_order: -; job: -; client: -; other: -

Why it is important to explore the outer limits of knowledge

11 January 2023

Science and reason generate reliable knowledge about the world, but they have their limits. Exploring them can shed light on what knowledge really is, and should help us gain more of it


Ai chipset with human brain on computer circuit board. Artificial intelligence, Data mining, and Deep learning modern computer technology. Ai CPU concept. 3D Rendering.; Shutterstock ID 1949704300; purchase_order: -; job: -; client: -; other: -

Mistakenly calling AIs 'sentient' is more dangerous than we think

20 July 2022

A Google engineer recently claimed an AI was alive and that it had hired a lawyer. If judges were to accept these claims, it could lead to AIs being frozen in their biased states, writes Annalee Newitz


Inhaling leaded petrol as a child may affect an adult's IQ

Leaded petrol may have lowered the IQ of over half the US population

7 March 2022

Exposure to leaded petrol as a child has been linked to an average IQ drop of 2.6 points among US adults, increasing to 5.9 points among those born in the mid-to-late 1960s


Steven Pinker interview: Why humans aren't as irrational as they seem

Steven Pinker interview: Why humans aren't as irrational as they seem

8 December 2021

To explain the paradox of a smart species that embraces fake news, conspiracy theories and paranormal woo, we need to rethink rationality, says psychologist Steven Pinker


How to boost your self-awareness and make better decisions

How to boost your self-awareness and make better decisions

5 May 2021

Having good metacognition - the ability to think about our own thoughts - is key to success in many aspects of life. Fortunately, there are things we can all do to get to know ourselves better


Why insulting people's intelligence is incompatible with open debate

Why insulting people's intelligence is incompatible with open debate

24 February 2021

We too often turn to insulting people’s brain power – and that closes off our ability to understand others, argues Melanie Challenger


To improve our response to crises like covid-19 we must think smarter

To improve our response to crises like covid-19 we must think smarter

13 January 2021

Our narrow definition of intelligence has worsened social, economic and racial inequalities, and left us ill-equipped to come together to solve global problems


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